package com.boot.jvm.classloader;

import com.google.common.base.Strings;

public class OverrideJarClass {


    public static void main(String[] args) {





    }


    /**
     *  覆盖第3方jar类：定义同包同名的类，优先加载我们定义的类
     *  https://blog.csdn.net/yw_1207/article/details/80828236
     */
    public static void OverrideClass() {

        String s = "hello world";
        System.out.println( Strings.isNullOrEmpty("hello") );
        System.out.println(Strings.isNullOrEmpty("") );
    }






}
